Creative Hobbies Electric Salt Lamp Cord with Full Range Dimmer Switch and Wire Clip, 6 Foot Black, SPT-2 Creative Hobbies Salt Lamp Cord Set features a full range dimmer dial switch and Candelabra Base Socket (night light bulb size). 1 3/4" spring-loaded wire-clip that firmly holds lamps in place inside of holes between 1.125" to 2.75" diameters Six foot black cord is SPT-2 wire and features thicker insulation than most others. Rocker Style On/Off Switch is 48" from plug & 20" from socket. UL and CSA Listed. 120 volt North American power.